Update file .gitlab-ci.yml

.gitlab-ci.yml

@@ -25,6 +25,7 @@ build:       # This job runs in the build stage, which runs first.
     - local-runner
   script:
     - echo "Compiling the code..."
+    - java --version
     - chmod +x ./gradlew
     - ./gradlew build -Pprofile=prod
     - ls